Home / 74,616.39-111,924.72-30,244.05

Finding the Fourth Proportional to 74,616.39, 111,924.72 and 30,244.05

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Solution

The fourth proportional to 74,616.39, 111,924.72 and 30,244.05 is: 45,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616.39 : 111,924.72 = 30,244.05 : x
  2. Step 2: Convert to fraction form
    74,616.39/111,924.72 = 30,244.05/x
  3. Step 3: Cross multiply
    74,616.39x = 111,924.72 × 30,244.05
  4. Step 4: Simplify right side
    74,616.39x = 3,385,056,827.92
  5. Step 5: Solve for x
    x = 3,385,056,827.92/74,616.39
  6. Step 6: Final answer
    x = 45,366.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.